Weather WorldKnox Lake, TX 7-Day Weather Forecast
Quick Weather Clicks
Settings
Sun & Moon
Knox Lake Weather Forecast
Knox Lake, TX Weather Forecast Date: 431 AM CDT Tue Sep 01 2026
Weather forecast for Knox Lake, TX
Today Hi: 99°FHi: 37°C Lo: 75°F Lo: 24°C |
Today... Partly cloudy with a slight chance of showers this morning, then mostly cloudy with a chance of showers and thunderstorms this afternoon. Highs in the upper 90s. North winds around 5 mph, becoming northeast around 5 mph this afternoon. Chance of rain 30%. |
| Wed Hi: 95°FHi: 35°C Lo: 75°F Lo: 24°C |
Wednesday... Partly cloudy in the morning, then becoming mostly cloudy. A chance of showers. A chance of thunderstorms in the afternoon. Highs in the mid 90s. West winds around 5 mph, becoming south around 5 mph in the afternoon. Chance of rain 50%. |
| Thu Hi: 95°FHi: 35°C Lo: 75°F Lo: 24°C |
Thursday... Partly cloudy. Showers likely with a slight chance of thunderstorms in the morning, then a chance of showers and thunderstorms in the afternoon. Highs in the mid 90s. South winds 5 to 10 mph. Chance of rain 60%. |
| Fri Hi: 95°FHi: 35°C Lo: 75°F Lo: 24°C |
Friday... Partly cloudy in the morning, then mostly sunny with a chance of showers and thunderstorms in the afternoon. Highs in the mid 90s. Chance of rain 30%. Highest heat index readings up to 105. |
| Sat Hi: 95°FHi: 35°C Lo: 75°F Lo: 24°C |
Saturday... Partly cloudy in the morning, then mostly sunny with a slight chance of showers and thunderstorms in the afternoon. Highs in the mid 90s. Highest heat index readings up to 105. |
| Sun Hi: 95°FHi: 35°C Lo: 75°F Lo: 24°C |
Sunday... Partly cloudy in the morning, then mostly sunny with a slight chance of showers and thunderstorms in the afternoon. Highs in the mid 90s. Highest heat index readings up to 105. |
Labor Day Hi: 95°FHi: 35°C |
Labor Day... Partly cloudy in the morning, then becoming mostly sunny. Highs in the mid 90s. Highest heat index readings up to 105. |
Knox Lake Radar Loop
Use the map search tool if you want to place a location marker on the radar map...